CET MCQ questions and answers Polytechnic 2015-2016 (Part11)
TechTechInfo.com » CET MCQ questions and answers Polytechnic 2015-2016 (Part11)

CET MCQ questions and answers Polytechnic 2015-2016 (Part11)

Introduction of polytechnic

It is a diploma course.it is basically an educational institute that is  offers practical education and training in technical field such as engineering , computer science .it is three year course.it focused on vocation education and career pathways.A polytechnic is an educational institution that offers technical and vocational training in various fields such as engineering, computer science applied sciences, and business studies. Polytechnic programs focus on practical skills and industry-oriented education, preparing students for careers in specific trades or for further studies in universities. These institutions play a crucial role in bridging the gap between academic knowledge and practical application, equipping students with hands-on experience and technical expertise.

CET MCQ questions and answers Polytechnic 2015-2016 (Part11)

Previous Year Questions and Answers Year 2015-2016 (MCQ with solutions)

101. An eclectic bulb marked 100 W and 400 V. During consumption the resistance of its filament would be:

  • a) 1500 Ω
  • b) 1600 Ω
  • c) 500 Ω
  • d) 600 Ω

 

102. The resistance of a straight conductor does not depend on its:

  • a) temperature
  • b) Length
  • c) Material
  • d) Shape of cross-section

 

103. How many magnetic poles are in a current carrying solenoid:

  • a) Two
  • d) Four
  • c) One
  • d) Eight

 

104. A current carrying conductor is placed in the magnetic field perpendicularly, then the direction of force
acting on the conductor will be:

  • a) Perpendicular
  • b) Parallel
  • c) At an angle
  • d) Perpendicular to conductor and field

 

105. Which of the metal is attracted by magnet in the following :

  • a) Gold
  • b) Silver
  • c) Nickel
  • d) Mercury

 

106. Flemings right hand rule is used in:

  • a) A.C. Generator
  • b) Electric Motor
  • c) D.C. Generator
  • d) (a) and (c)

 

107. electromagnetic induction was discovered by :

  • a) H.C. oersted
  • b) Michal Faraday
  • c) James Van Eilen
  • d) Thomas Edison

 

108. Electric supplyin homes and factories is :

  • a) 220 V and 400 V
  • b) 400 V and 220 V
  • c) 220 V and 440 V
  • d) 440 V and 220 V

 

109. What is the effect of heating on a magnet ?

  • a) Magnetism will increase
  • b) Magnetism will decrease
  • c) No effect
  • d) None of these

https://techtechinfo.com/cet-mcq-questions-and-answers-polytechnic-2015-2016-part12/

110. Which of the following domestic appliances contribute to Ozone depletion ?

  • a) Television
  • b) Refrigerator
  • c) Air-cooler
  • d) Heater

 

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